Angle BEC is the unmarked angle in the middle of the figure. Its value is the difference between straight angle AED (180°) and the two marked angles, 57° and 33°. That difference is ...
... 180° - 57° -33° = 90°
∠BEC is a right angle.
Answer:
-0.9
Step-by-step explanation:
Answer:
what is x?
Step-by-step explanation:
Answer:
sorry dont know
Step-by-step explanation:
30 oite 904-=